Pershing Square's Bill Ackman may have made a killing on Allergan (NYSE: AGN) following its sale to Actavis (NYSE: ACT) ...

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Hedge Funds

Shkreli Says He's Long Valeant Pharma (VRX), Short Allergan (AGN)October 21, 2015 3:53 PM Ackman Affirms Buying Another 2M Valeant Pharma (VRX) Shares; Hasn't Sold Any - BloombergOctober 21, 2015 2:58 PM UPDATE: Ackman Bought 2M More Shares of Valeant Pharma (VRX) - CNBCOctober 21, 2015 2:38 PM